<?php
/*
 * @Author: ljwnet163@163.com 
 * @Date: 2019-03-08 18:09:23 
 * @Last Modified by: ljwnet163@163.com
 * @Last Modified time: 2019-03-08 18:10:00
 */

function language($value,$from="auto",$to="auto")
{
    $value_code=urlencode($value);
    #首先对要翻译的文字进行 urlencode 处理
    $appid="YourApiKey";
    #您注册的API Key
    $languageurl = "http://openapi.baidu.com/public/2.0/bmt/translate?client_id=" . $appid ."&q=" .$value_code. "&from=".$from."&to=".$to;
    #生成翻译API的URL GET地址
    $text=json_decode(language_text($languageurl));
    $text = $text->trans_result;
    return $text[0]->dst;
}
function language_text($url) #获取目标URL所打印的内容
{
    if(!function_exists('file_get_contents')) {
        $file_contents = file_get_contents($url);
    } else {
        $ch = curl_init();
        $timeout = 5;
        curl_setopt ($ch, CURLOPT_URL, $url);
        curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
        $file_contents = curl_exec($ch);
        curl_close($ch);
    }
    return $file_contents;
}

// echo language('中国');